Tire tread and buttress



FIG. 1 is a perspective view of a tire tread and buttress;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is an enlarged fragmentary front view thereof; and,

FIG. 5 is a front elevational view of a second embodiment of the tire tread and buttress, it being understood that the side thereof is substantially the same as that of the first embodiment shown in FIG. 3.

The tread pattern is understood to be repeated uniformly throughout the circumference of both embodiments of the tire tread and buttress.

In the drawings, the broken line showing of the tire sidewall and the solid line defining the peripheral boundary between the tire tread and buttress and the sidewall are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tire tread and buttress, as shown and described. 